In this 2004 file photo, Elizabeth (left) and Mary Cheney, daughters of Vice President Dick Cheney, attend the Republican National Convention at Madison Square Garden in New York City.

Written by

Ruth Marcus

In the matter of the Cheney Family Feud: Something in me balks at leaping on the let's-all-bash-Liz bandwagon.

Sure, it would be fun. For one thing, she's wrong about same-sex marriage. As her sister Mary now famously posted on Facebook after her big sis re-proclaimed her opposition on "Fox News Sunday": "Liz -- this isn't just an issue on which we disagree, you're just wrong -- and on the wrong side of history."

For another, she isn't simply wrong on substance. Her manner of disagreeing contains an element of smarmy condescension. "I love my sister and her family and have always tried to be ...